43057913472 has 384 divisors, whose sum is σ = 148563979200. Its totient is φ = 12241152000.

The previous prime is 43057913417. The next prime is 43057913477. The reversal of 43057913472 is 27431975034.

43057913472 is a `hidden beast` number, since 4 + 3 + 0 + 579 + 1 + 3 + 4 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43057913477) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42504838 + ... + 42505850.

Almost surely, 2^43057913472 is an apocalyptic number.

43057913472 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43057913472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74281989600).

43057913472 is an abundant number, since it is smaller than the sum of its proper divisors (105506065728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43057913472 is a wasteful number, since it uses less digits than its factorization.

43057913472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301 (or 1276 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The spelling of 43057913472 in words is "forty-three billion, fifty-seven million, nine hundred thirteen thousand, four hundred seventy-two".